Home / 140,219.17-210,356.48-51,473.44

Finding the Fourth Proportional to 140,219.17, 210,356.48 and 51,473.44

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Solution

The fourth proportional to 140,219.17, 210,356.48 and 51,473.44 is: 77,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,219.17 : 210,356.48 = 51,473.44 : x
  2. Step 2: Convert to fraction form
    140,219.17/210,356.48 = 51,473.44/x
  3. Step 3: Cross multiply
    140,219.17x = 210,356.48 × 51,473.44
  4. Step 4: Simplify right side
    140,219.17x = 10,827,770,868.63
  5. Step 5: Solve for x
    x = 10,827,770,868.63/140,219.17
  6. Step 6: Final answer
    x = 77,220.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.